Filter bag for products for infusion having a mainly circular shape with a straight section forming the upper portion of the filter bag



FIG. 1 is a perspective view of the filter bag for products for infusion having mainly a circular shape with a straight section forming the upper portion of the filter bag, showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a side view from right thereof;

FIG. 5 is a side view from left thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a filter bag for products for infusion having a mainly circular shape with a straight section forming the upper portion of the filter bag, as shown and described. 